Home / 9,151.01-12,623.76-6,126.25

Finding the Fourth Proportional to 9,151.01, 12,623.76 and 6,126.25

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Solution

The fourth proportional to 9,151.01, 12,623.76 and 6,126.25 is: 8,451.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151.01 : 12,623.76 = 6,126.25 : x
  2. Step 2: Convert to fraction form
    9,151.01/12,623.76 = 6,126.25/x
  3. Step 3: Cross multiply
    9,151.01x = 12,623.76 × 6,126.25
  4. Step 4: Simplify right side
    9,151.01x = 77,336,309.70
  5. Step 5: Solve for x
    x = 77,336,309.70/9,151.01
  6. Step 6: Final answer
    x = 8,451.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.